Signed free agent catcher Carlos Maldonado, who had been with the Pirates, to a minor league contract and invited him to spring training.
Signed free agent outfielder Chip Ambres, who had been with the Padres, to a minor league contract and invited him to spring training.
Signed free agent shortstop Ivan Ochoa, who had been with the Giants, to a minor league contract and invited him to spring training.

1/22/09

Acquired LHP Fabian Williamson from the Seattle Mariners in exchange for RHP David Aardsma. Signed RHP Jonathan Papelbon to a one-year contract. Signed LHP Javier Lopez to a one-year contract.

1/19/09

Acquired RHP Randor Bierd from the Baltimore Orioles in exchange for RHP David Pauley.

1/16/09

Signed INF Kevin Youkilis to a four-year contract with a club option for a fifth year.

1/15/09

Re-signed OF Mark Kotsay to a one-year contract. Designated RHP David Aardsma for assignment.

1/13/09

Signed RHP John Smoltz to a one-year contract. Designated RHP David Pauley for assignment.

1/10/09

Signed RHP Takashi Saito to a one-year contract with a club option for 2010.

1/9/09

Signed RHP Brad Penny to a one-year contract. Sent RHP Charlie Zink outright to Triple-A Pawtucket. He had been designated for assignment on January 8.

1/8/09

Signed free agent OF Rocco Baldelli, who had been with the Rays, to a one-year contract. Designated RHP Charlie Zink for assignment.

Signed OF Rocco Baldelli to a one-year contract. Designated RHP Charlie Zink for assignment.

1/5/09

Signed free agent INF Nick Green, who had been with the Yankees, to a Minor League contract and invited him to Spring Training.

1/2/09

Signed C Josh Bard to a one-year contract with a club option for 2010.